Advertisement

SUBTRACTION Self-Correcting Quiz - NINES

1
16
-  9
2
12
-  9
3
10
-  9
4
18
-  9
5
11
-  9
6
17
-  9
7
10
-  9
8
12
-  9
9
17
-  9
10
14
-  9
11
18
-  9
12
13
-  9
13
13
-  9
14
15
-  9
15
14
-  9
16
11
-  9
17
15
-  9
18
16
-  9
Advertisement